The ability of nonexperimental estimators to match impact estimates derived from random assignment is examined using data from the evaluation of two interdistrict magnet schools. As in previous within-study comparisons, nonexperimental estimates differ from estimates based on random assignment when nonexperimental estimators are implemented…

Eighty, seventh grade students attending a suburban middle school in southern Connecticut participated in the study evaluating the effectiveness of computer based geography games on student motivation and achievement. Using Connecticut Mastery Test (CMT) Scores and baseline U.S.A scores as criteria to develop matched pairs, students were divided…

Researchers have called for innovative and culturally responsive intervention programs to enhance male, Black middle school students' academic achievement. Mentoring has received considerable attention as a novel remedy. Although anecdotal evidence supports the positive role of mentoring on academic achievement, these results are not consistent.…